. >> when detective tom cantu got the case he immediately went to see the girl and their mother to ask what else they knew about this joseph. >> she was saying that he got on the bus with nancy smith several times, and he was described as either a black male with white spots or a male with discolored skin areas on his face. >> the girl also told her mom that this spotted black man had blue eyes, and that he would sometimes urinate on her and other children after nancy served them milk and cookies. the detective brought nancy smith in for questioning. >> okay, nancy, you have the right to remain silent. i told her what the complaint was and the possible charges. of course she broke down. she says "i did nothing like that. i love the kids." >> yes, i do, all the time, we are not allowed to run our buses without an aide. we are not to pull away without one. that friday, sherry hagernan was on my bus. >> the detective noted the name of sherry hager maman but didn't ask any more about her. he was interested in finding joseph. >> they talked to me about a guy named joseph. who is joseph? >>